Covestro Bayblend® T70 X RE PC/ABS
Plastic Granules
Bayblend® T70 X RE PC/ABS Resin
Covestro’s Bayblend® T70 X RE is a partially bio-circular PC+ABS blend (ISCC PLUS certified), combining sustainability with high performance. It delivers heat resistance (Vicat 124°C), low VOC emissions, excellent impact strength, and easy processing—ideal for eco-conscious industrial applications.
Associated Documents
ISO TDS
Typical property data
Physical Properties (Rheological)
- Melt Volume-Flow Rate (260 °C/5 kg): 18 cm³/10 min (ISO 1133)
- Melt Viscosity (260 °C, 1000 s⁻¹): 210 Pa·s (ISO 11443-A)
- Molding Shrinkage (Parallel, 60x60x2 mm, 260 °C, MT 80 °C, 500 bar): 0.55–0.75% (ISO 294-4)
- Molding Shrinkage (Normal, 60x60x2 mm, 260 °C, MT 80 °C, 500 bar): 0.55–0.75% (ISO 294-4)
Mechanical Properties (23 °C/50% r. h.)
- Tensile Modulus (1 mm/min): 2250 MPa (ISO 527-1,-2)
- Yield Stress (50 mm/min): 53 MPa (ISO 527-1,-2)
- Yield Strain (50 mm/min): 4.7% (ISO 527-1,-2)
- Nominal Strain at Break (50 mm/min): 100% (ISO 527-1,-2)
- Stress at Break (50 mm/min): 53 MPa (ISO 527-1,-2)
- Izod Notched Impact Strength (23 °C): 55 kJ/m² (ISO 180/A)
- Izod Notched Impact Strength (-30 °C): 45 kJ/m² (ISO 180/A)
- Charpy Notched Impact Strength (23 °C): 60 kJ/m² (ISO 179/1eA)
- Charpy Notched Impact Strength (-30 °C): 50 kJ/m² (ISO 179/1eA)
- Puncture Impact Properties – Maximum Force (23 °C): 4300 N (ISO 6603-2)
- Puncture Impact Properties – Maximum Force (-30 °C): 5200 N (ISO 6603-2)
- Puncture Energy (23 °C): 48 J (ISO 6603-2)
- Puncture Energy (-30 °C): 53 J (ISO 6603-2)
Thermal Properties
- Temperature of Deflection Under Load (1.80 MPa): 103 °C (ISO 75-1,-2)
- Temperature of Deflection Under Load (0.45 MPa): 125 °C (ISO 75-1,-2)
- Vicat Softening Temperature (50 N, 50 °C/h): 122 °C (ISO 306)
- Vicat Softening Temperature (50 N, 120 °C/h): 124 °C (ISO 306)
- Coefficient of Linear Thermal Expansion (Parallel, 23–55 °C): 0.7 × 10⁻⁴/K (ISO 11359-1,-2)
- Coefficient of Linear Thermal Expansion (Normal, 23–55 °C): 0.7 × 10⁻⁴/K (ISO 11359-1,-2)
- Burning Behavior (0.85 mm): Class HB (UL 94, Covestro-Test)
Electrical Properties (23 °C/50% r. h.)
- Relative Permittivity (100 Hz): 2.9 (IEC 60250)
- Relative Permittivity (1 MHz): 3.0 (IEC 60250)
- Dissipation Factor (100 Hz): 25 × 10⁻⁴ (IEC 60250)
- Dissipation Factor (1 MHz): 90 × 10⁻⁴ (IEC 60250)
- Volume Resistivity: 1E+16 Ohm·m (IEC 62631-3-1)
- Surface Resistivity: 1E+16 Ohm (IEC 62631-3-2)
- Electrical Strength (1 mm): 40 kV/mm (IEC 60243-1)
- Comparative Tracking Index (CTI, Solution A): 200 Rating (IEC 60112)
Other Properties (23 °C)
- Water Absorption (Saturation Value, Water at 23 °C): 0.4% (ISO 62)
- Water Absorption (Equilibrium Value, 23 °C, 50% r. h.): 0.1% (ISO 62)
- Density: 1130 kg/m³ (ISO 1183-1)
Processing and Drying Conditions
- Recommended Melt Temperature Range: 270–290 °C
- Standard Melt Temperature: 280 °C
- Mold Temperature Range: 70–90 °C
- Dry Air Drying Temperature: 95–110 °C
- Dry Air Drying Time: 4 h
- Moisture Content (Max): 0.01%
Features & Benefits
Sustainable Mass-Balance Solution
It uses bio-circular raw materials via ISCC PLUS mass balance. Reduces carbon footprint while meeting strict corporate ESG goals, without sacrificing performance.
Superior Impact & Durability
55 kJ/m² notched Izod impact strength at 23°C. Withstands drops/stress in harsh environments (e.g., power tools, automotive trim), cutting replacement costs.
Easy Processing & Consistency
Fast-flow MVR (18 cm³/10min) and wide melt temp range (270–290°C). Enables high-yield molding, reduced cycle times, and stable part dimensions.
Use & Applications
- Consumer Electronics: Durable housings for power tools, routers.
- Automotive Interiors: Trim components, panels.
- Industrial Enclosures: Control boxes, connectors.
- General Purpose: High-strength structural parts requiring sustainability.